HDCA stands for Human Development and Capability Association. It is a global network of academics and practitioners who are interested in the capability approach to development, as pioneered by economist Amartya Sen and philosopher Martha Nussbaum. The HDCA aims to promote research and policy dialogue focused on expanding human freedoms and capabilities, rather than solely on economic growth or utility maximization. The association hosts an annual conference and publishes the Journal of Human Development and Capabilities.
That is an Honors Diploma in Computer Application. It seems to be a college computing degree which is used mainly in India.
1) Hyodeoxycholic acid 2) Human Development and Capability Association 3) Honors Diploma in Computer Application